#ifndef DLINKNODE_H_INCLUDED
#define DLINKNODE_H_INCLUDED

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define OK 1
#define ERROR 0
#define TRUE 1
#define FALSE 0
typedef int status;
typedef int elemtype;
typedef struct node{
        elemtype data;
        struct node * next;
        struct node * prior;
} node;
typedef struct node* dlinklist;


void testDLinkDemo() ;

#endif // DLINKNODE_H_INCLUDED
